hadoop/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-ui/app/helpers/node-link.js

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import Ember from 'ember';

/**
 * Generate link to node page if its not SHUTDOWN or LOST.
 */
export default Ember.Helper.helper(function(params,hash) {
  var nodeState = hash.nodeState;
  var nodeHTTPAddress = hash.nodeHTTPAddress;
  var nodeId = hash.nodeId;
  var html = '<td>';
  if (nodeState == "SHUTDOWN" || nodeState == "LOST") {
    html = html + nodeHTTPAddress;
  } else {
    html = html + '<a href="yarnNode/' + nodeId + "/" + nodeHTTPAddress + '">' +
        nodeHTTPAddress + '</a>';
  }
  html = html + '</td>';
  return Ember.String.htmlSafe(html);
});